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1

Biodegradable Films from Phytosynthesized TiO 2 Nanoparticles and Nanofungal Chitosan as Probable Nanofertilizers

EL-Hefnawy, Mohamed E.

Journal:

International Journal of Polymer Science

Year:

2020

File:

PDF, 929 KB

2020

2

Synthesis and Characterization of Anionic Polymeric Surfactants Based on Sulfonated Styrene

Abd El Menam Eissa, Manal El Hefnawy, Samy Bader, Mohamed Radwan, Mohamed Deef Allah

Journal:

Journal of Surfactants and Detergents

Year:

2012

Language:

english

File:

PDF, 288 KB

english, 2012

3

Characteristics of ternary clove/water/1-butanol microemulsions based drug delivery system for aspirin

EL-Hefnawy, Mohamed E., Alghamdi, Yousef

Journal:

Journal of Dispersion Science and Technology

Year:

2018

Language:

english

File:

PDF, 1.40 MB

english, 2018

4

Utilizing Landsat-8 and ASTER data in geologic mapping of hyper-arid mountainous region: case of Gabal Batoga area, South Eastern Desert of Egypt

Sadek, Mohamed F., El-kalioubi, Baher A., Ali-Bik, Mohamed W., El Hefnawi, Mariam A., Elnazer, Ahmad A.

Journal:

Environmental Earth Sciences

Year:

2020

Language:

english

File:

PDF, 3.70 MB

english, 2020

5

Stereoselective HPLC analysis of tertatolol in rat plasma using macrocyclic antibiotic chiral stationary phase

Mohamed M. Hefnawy, Yousif A. Asiri, Nourah Z. Al-Zoman, Gamal. A. Mostafa, Hassan Y. Aboul-Enein

Journal:

Year:

2011

Language:

english

File:

PDF, 255 KB

english, 2011

6

Factors affecting outcome of tubularized incised plate (TIP) urethroplasty: Single-center experience with 500 cases

Osama M. Sarhan, Ahmad S. El-Hefnawy, Ashraf T. Hafez, Mohamed T. Elsherbiny, Mohamed E. Dawaba, Ahmad M. Ghali

Journal:

Journal of Pediatric Urology

Year:

2009

Language:

english

File:

PDF, 99 KB

english, 2009

7

Synthesis, spectral and thermal studies of Mn(II), Co(II), Ni(II), Cu(II) and Zn(II) complex dyes based on hydroxyquinoline moiety

M. Gaber, G. B. El-Hefnawy, M. A. El-Borai, N. F. Mohamed

Journal:

Journal of Thermal Analysis and Calorimetry

Year:

2012

Language:

english

File:

PDF, 859 KB

english, 2012

8

Development of Capillary Electrophoresis Technique for Simultaneous Measurement of Amlodipine and Atorvastatin from Their Combination Drug Formulations

Hefnawy, Mohamed M., Sultan, Maha, Al-Johar, Haya

Journal:

Journal of Liquid Chromatography & Related Technologies

Year:

2009

Language:

english

File:

PDF, 640 KB

english, 2009

9

Highly Sensitive Plasmonic Photonic Crystal Temperature Sensor Filled With Liquid Crystal

Hameed, Mohamed Farhat O., Azab, Mohammad Y., Heikal, A. M., El-Hefnawy, Somia M., Obayya, S. S. A.

Journal:

IEEE Photonics Technology Letters

Year:

2016

Language:

english

File:

PDF, 1.42 MB

english, 2016

10

E-cadherin and periostin in early detection and progression of diabetic nephropathy: epithelial-to-mesenchymal transition

El-Dawla, Nada M. Qamar, Sallam, Al-Aliaa M., El-Hefnawy, Mohamed H., El-Mesallamy, Hala O.

Journal:

Clinical and Experimental Nephrology

Year:

2019

Language:

english

File:

PDF, 690 KB

english, 2019

11

Role of dynamic ultrasound versus MRI in diagnosis and assessment of shoulder impingement syndrome

El-Shewi, Islam El-Hefnawi Abdel Fattah, El Azizy, Hatem Mohamed, Gadalla, Amr Abd El Fattah Hassan

Journal:

The Egyptian Journal of Radiology and Nuclear Medicine

Year:

2019

File:

PDF, 1.07 MB

2019

12

Synthesis and Application of New Amphiphilic Asphaltene Ionic Liquid Polymers to Demulsify Arabic Heavy Petroleum Crude Oil Emulsions

Ismail, Ali I., Atta, Ayman M., El-Newehy, Mohamed, El-Hefnawy, Mohamed E.

Journal:

Year:

2020

File:

PDF, 3.97 MB

2020

13

Comparative studies between growth regulators and nanoparticles on growth and mitotic index of pea plants under salinity

Hala, G. El-Araby, Sahar, F.M. El-Hefnawy, Mohammed, A. Nassar, Nabil, I. Elsheery

Journal:

AFRICAN JOURNAL OF BIOTECHNOLOGY

Year:

2020

File:

PDF, 610 KB

2020

14

Enantioselective determination of arotinolol in human plasma by HPLC using teicoplanin chiral stationary phase

Hassan Y. Aboul-Enein, Mohamed M. Hefnawy

Journal:

Biomedical Chromatography

Year:

2003

Language:

english

File:

PDF, 95 KB

english, 2003

15

ChemInform Abstract: Synthesis and Application of Some Azo and Azomethine Dyes Containing Pyrazolone Moiety.

Hala F. Rizk, Mohamed A. El-Borai, Gad B. El-Hefnawy, Hatem F. El-Sayed

Journal:

Year:

2009

File:

PDF, 44 KB

2009

16

ChemInform Abstract: Natural Phenolic Compounds: Planar Chromatography Separation

Maged S. Abdel-Kader, Mohamed M. Hefnawy, Abdul-Rahman A. Al-Majed

Journal:

Year:

2010

File:

PDF, 15 KB

2010

17

Chiral analysis of butaclamol enantiomers in human plasma by HPLC using a macrocyclic antibiotic (vancomycin) chiral stationary phase and solid phase extraction

Hassan Y. Aboul-Enein, Mohamed M. Hefnawy

Journal:

Year:

2004

Language:

english

File:

PDF, 243 KB

english, 2004

18

Micellar electrokinetic capillary chromatography determination of (+)S and (−)R arotinolol in serum using UV detection and solid phase extraction

Mohammed M. Hefnawy

Journal:

Year:

2002

Language:

english

File:

PDF, 69 KB

english, 2002

19

Synthesis and Application of Some Azo and Azomethine Dyes Containing Pyrazolone Moiety

Hala F. RIZK, Mohamed A. El-BORAI, Gad B. El-HEFNAWY, Hatem F. El-SAYED

Journal:

Chinese Journal of Chemistry

Year:

2009

Language:

english

File:

PDF, 83 KB

english, 2009

20

Multi-objective optimization strategy based on desirability functions used for electrophoratic separation and quantification of rosiglitazone and glimepiride in plasma and formulations

Mohamed M. Hefnawy, Maha A. Sultan, Haya I. Al-Johar, Mohamed G. Kassem, Hassan Y. Aboul-Enein

Journal:

Drug Testing and Analysis

Year:

2012

Language:

english

File:

PDF, 279 KB

english, 2012

21

CYP24, the enzyme that catabolizes the antiproliferative agent vitamin D, is increased in lung cancer

Robert A. Parise, Merrill J. Egorin, Beatriz Kanterewicz, Mohammed Taimi, Martin Petkovich, April M. Lew, Samuel S. Chuang, Mark Nichols, Talal El-Hefnawy, Pamela A. Hershberger

Journal:

International Journal of Cancer

Year:

2006

Language:

english

File:

PDF, 630 KB

english, 2006

22

Chiral stability-indicating HPLC method for analysis of arotinolol in pharmaceutical formulation and human plasma

Maha A. Sultan, Mohamed M. Hefnawy, Mona M. Al-Shehri

Journal:

Arabian Journal of Chemistry

Year:

2010

Language:

english

File:

PDF, 549 KB

english, 2010

23

Fast high-performance liquid chromatographic analysis of mianserin and its metabolites in human plasma using monolithic silica column and solid phase extraction

Mohamed M Hefnawy, Hassan Y Aboul-Enein

Journal:

Analytica Chimica Acta

Year:

2004

Language:

english

File:

PDF, 104 KB

english, 2004

24

Novel, selective sample stacking microemulsion electrokinetic capillary chromatography induced by reverse migrating pseudostationary phase for the determination of the new ultra-short acting hypnotic “HIE-124” in mice serum

Mohamed Hefnawy, Mohammed Al-Omar, Saeed Julkhuf, Sabry Attia, Ehab Abourashed, Hussein El-Subbagh

Journal:

Analytica Chimica Acta

Year:

2010

Language:

english

File:

PDF, 341 KB

english, 2010

25

Early predictors of microvascular complications in type 1 diabetic patients

Awatif M. Abd El-Maksoud, Mohammed H. El Hefnawy, Shaymaa M.M. Yahya, Dina M. Seoudi, Abdel-Rahman B. Abdel-Ghaffar, Emad F. Eskander, Hanaa H. Ahmed, Ibrahim H. Kamal

Journal:

Clinical Biochemistry

Year:

2009

Language:

english

File:

PDF, 155 KB

english, 2009

26

HPLC separation technique for analysis of bufuralol enantiomers in plasma and pharmaceutical formulations using a vancomycin chiral stationary phase and UV detection

Mohamed M. Hefnawy, Maha A. Sultan, Mona M. Al-Shehri

Journal:

Journal of Chromatography B

Year:

2007

Language:

english

File:

PDF, 248 KB

english, 2007

27

A validated LC method for the determination of vesamicol enantiomers in human plasma using vancomycin chiral stationary phase and solid phase extraction

Mohamed M Hefnawy, Hassan Y Aboul-Enein

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2004

Language:

english

File:

PDF, 109 KB

english, 2004

28

Rapid and sensitive simultaneous determination of ezetimibe and simvastatin from their combination drug products by monolithic silica high-performance liquid chromatographic column

Mohamed Hefnawy, Mohammed Al-Omar, Saeed Julkhuf

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2009

Language:

english

File:

PDF, 495 KB

english, 2009

29

Synthesis, X-ray structure and anti-corrosion activity of two silver(I) pyrazino complexes

Alshima’a A. Massoud, Ahmed Hefnawy, Vratislav Langer, Mohamed A. Khatab, Lars Öhrstrom, Morsy A.M. Abu-Youssef

Journal:

Year:

2009

Language:

english

File:

PDF, 1.06 MB

english, 2009

30

The Functional Morphology ofHaemaphysalisSpiracles (Ixodoidea: Ixodidae)

Mohamed A. Roshdy, Tawfik Hefnawy

Journal:

Parasitology Research

Year:

1973

Language:

english

File:

PDF, 1.52 MB

english, 1973

31

Polarographic behaviour and determination of beclomethasone dipropionate

Mohamed Ibrahim Walash, Fathalla Belal, Mohamed El -Sayed Metwally, Mohamed Hefnawy

Journal:

Microchimica Acta

Year:

1994

Language:

english

File:

PDF, 293 KB

english, 1994

32

Spectrophotometric assay of retinol via charge-transfer complexes

Fawzia A. Ibrahim, Sayed M. Hassan, Mohamed M. Hefnawy

Journal:

Microchimica Acta

Year:

1991

Language:

english

File:

PDF, 318 KB

english, 1991

33

Bioactive lipids and fatty acids profile ofCistanche phelypaea

Mohamed Fawzy Ramadan, Hefnawy Taha Mansour Hefnawy, Ayman Mohamed Gomaa

Journal:

Journal für Verbraucherschutz und Lebensmittelsicherheit

Year:

2011

Language:

english

File:

PDF, 400 KB

english, 2011

34

The glycemic and peak incremental indices of honey, sucrose and glucose in patients with type 1 diabetes mellitus: effects on C-peptide level—a pilot study

Mamdouh Abdulrhman, Mohamed El-Hefnawy, Rasha Hussein, Ahmad Abou El-Goud

Journal:

Acta Diabetologica

Year:

2011

Language:

english

File:

PDF, 177 KB

english, 2011

35

Separation and quantitation of oxprenolol in urine and pharmaceutical formulations by HPLC using a Chiralpak IC and UV detection

Mohammed A. Abounassif, Mohammed M. Hefnawy, Gamal A. E. Mostafa

Journal:

Monatshefte für Chemie - Chemical Monthly

Year:

2012

Language:

english

File:

PDF, 298 KB

english, 2012

36

Physicochemical characteristics of soy protein isolate and fenugreek gum dispersed systems

Hefnawy Taha Mansour Hefnawy, Mohamed Fawzy Ramadan

Journal:

Journal of Food Science and Technology

Year:

2011

Language:

english

File:

PDF, 192 KB

english, 2011

37

Xeroderma Pigmentosum Patients from Egypt: II. Preliminary Correlations of Epidemiology, Clinical Symptoms and Molecular Biology.

Cleaver, James E., Zelle, Bauke, Hashem, Nemat, El-Hefnawi, Mohamed H., German, James

Journal:

The Journal of Investigative Dermatology

Year:

1981

File:

PDF, 3.05 MB

1981

38

MUSCLE INVOLVEMENT IN LEPROSY AND ITS CORRELATION WITH SERUM ALDOLASE ACTIVITY

SALEH EL SHIEMY, HASSAN EL HEFNAWY, ALY ABDEL FATTAH, MOHAMMED F. EL HAWARY, RIFKY FARES

Journal:

International Journal of Dermatology

Year:

1977

Language:

english

File:

PDF, 5.76 MB

english, 1977

39

Impact of posterior urethral valves on pediatric renal transplantation: A single-center comparative study of 297 cases

Mohamed M. Kamal, Ahmed S. El-Hefnawy, Shady Soliman, Ahmed A. Shokeir, Mohamed A. Ghoneim

Journal:

Pediatric Transplantation

Year:

2011

Language:

english

File:

PDF, 169 KB

english, 2011

40

Perineal anastomotic urethroplasty for managing post-traumatic urethral strictures in children: the long-term outcome

Ashraf T. Hafez, Ahmed El-Assmy, Osama Sarhan, Ahmed S. El-Hefnawy, Mohamed A. Ghoneim

Journal:

BJU International

Year:

2005

Language:

english

File:

PDF, 90 KB

english, 2005

41

Chromatographic Analysis for Fatty Acids and Lipid-Soluble Bioactives ofDerris indicaCrude Seed Oil

Mohamed Fawzy Ramadan, Khaled Mohamed Mohamed Wahdan, Hefnawy T. M. Hefnawy, S. G. Kinni, L. N. Rajanna, Y. N. Seetharam, M. Seshagiri, Rafaat M. E. S. El-Sanhoty, Jörg-Thomas Mörsel

Journal:

Chromatographia

Year:

2009

Language:

english

File:

PDF, 296 KB

english, 2009

42

Development of square-wave adsorptive stripping voltammetric method for determination of acebutolol in pharmaceutical formulations and biological fluids

Ali F Al-Ghamdi, Mohamed M Hefnawy, Abdulrahman A Al-Majed, Fatallah F Belal

Journal:

Chemistry Central Journal

Year:

2012

Language:

english

File:

PDF, 361 KB

english, 2012

43

Long-term outcome of grafts with multiple arteries in live-donor renal allotransplantation: Analysis of 2100 consecutive patients

Shady A. Soliman, Ahmed A. Shokeir, Ahmed I. Kamal, Ahmed S. El-Hefnawy, Ahmed M. Harraz, Mohamed M. Kamal, Yasser Osman, Bedair Ali El-Dein, Ahmed B. Shehab El-Dein, Mohamed A. Ghoneim

Journal:

Arab Journal of Urology

Year:

2011

Language:

english

File:

PDF, 445 KB

english, 2011

44

Liquid chromatographic high-throughput analysis of ketamine and its metabolites in human plasma using a monolithic silica column and solid phase extraction

Hassan Y. Aboul-Enein, Mohamed M. Hefnawy

Journal:

Year:

2005

Language:

english

File:

PDF, 98 KB

english, 2005

45

Doxazosin Versus Tizanidine for Treatment of Dysfunctional Voiding in Children: A Prospective Randomized Open-labeled Trial

Ahmed S. El-Hefnawy, Tamer Helmy, Mohamed M. El-Assmy, Osama Sarhan, Ashraf T. Hafez, Mohammed Dawaba

Journal:

Year:

2012

Language:

english

File:

PDF, 492 KB

english, 2012

46

Enantioselective high-performance liquid chromatographic method for the determination of baclofen in human plasma

Mohamed M. Hefnawy, Hassan Y. Aboul-Enein

Journal:

Year:

2003

Language:

english

File:

PDF, 206 KB

english, 2003

47

Development of an HPLC Method for the Quantitation of Bisoprolol Enantiomers in Pharmaceutical Products using a Teicoplanin Chiral Stationary Phase and Fluorescence Detection

Hefnawy, Mohamed M., Sultan, Maha A., Al‐Shehri, Mona M.

Journal:

Journal of Liquid Chromatography & Related Technologies

Year:

2006

Language:

english

File:

PDF, 132 KB

english, 2006

48

Enantiomeric resolution of some human aldosterone synthase [CYP 11 B2] inhibitors on derivatized polysaccharide chiral stationary phases

Hassan Y. Aboul-Enein, Mohamed M. Hefnawy, Peter B. Ehmer, Rolf W. Hartmann

Journal:

Journal of Separation Science

Year:

2003

Language:

english

File:

PDF, 253 KB

english, 2003

49

Electrochemical determination of rosiglitazone by square-wave adsorptive stripping voltammetry method

Al-Ghamdi, Ali F., Hefnawy, Mohamed M.

Journal:

Arabian Journal of Chemistry

Year:

2012

Language:

english

File:

PDF, 702 KB

english, 2012

50

14 BRIDGING LONG URETERAL DEFECTS USING THE YANG-MONTI PRINCIPLE: LONG-TERM FOLLOW-UP

Ali-El-Dein, Bedeir, El-Hefnawy, Ahmed S., Shokeir, Ahmed A., Bazeed, Mahmoud A., Gad, Housam, El-Mekresh, Mohsen, D'Elia, Gianluca, Ghoneim, Mohamed A.

Journal:

The Journal of Urology

Year:

2011

Language:

english

File:

PDF, 39 KB

english, 2011

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